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105090136 = 2313136267
BaseRepresentation
bin1100100001110…
…00110001011000
321022202010120021
412100320301120
5203400341021
614232240224
72414152144
oct620706130
9238663507
10105090136
1154358858
122b240074
1318a06618
14dd58224
15935cc41
hex6438c58

105090136 has 8 divisors (see below), whose sum is σ = 197044020. Its totient is φ = 52545064.

The previous prime is 105090133. The next prime is 105090137. The reversal of 105090136 is 631090501.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×1050901362 = 22087873368996992, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 105090136.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105090131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6568126 + ... + 6568141.

Almost surely, 2105090136 is an apocalyptic number.

It is an amenable number.

105090136 is a deficient number, since it is larger than the sum of its proper divisors (91953884).

105090136 is a wasteful number, since it uses less digits than its factorization.

105090136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13136273 (or 13136269 counting only the distinct ones).

The product of its (nonzero) digits is 810, while the sum is 25.

The square root of 105090136 is about 10251.3480089206. The cubic root of 105090136 is about 471.9043543629.

The spelling of 105090136 in words is "one hundred five million, ninety thousand, one hundred thirty-six".

Divisors: 1 2 4 8 13136267 26272534 52545068 105090136